Flora of North America species comparison

stiffly erect;

branchlets terete.

tardily deciduous, alternate or proximal-most subopposite, shortly petiolate;

blade gray green, oblong-ovate to elliptic or orbiculate, 8–30(–35) × 6–20 mm, margin entire or rarely dentate, apex rounded to retuse or obtuse.

numerous, sessile or proximal short petiolate;

blade greenish adaxially, paler abaxially, oblanceolate to spatulate-elliptic or oval, (3–)5–18 × 1–8 mm, margin entire, more scurfy abaxially.

yellow, in clusters 2–3 mm wide, borne in panicles 6–30 cm.

in glomerules largely in distal bractless axils, thus short spicate;

calyx 5-cleft.

in small, very numerous glomerules in axils of elongated, terminal leafy-bracteate spikes or finally paniculate.

in proximal axils.

brown, 2.4–2.8 mm.

light brown, 0.8–1 mm.

bracteoles sessile or substipitate, 4–5 × 5–9 mm, base broadly cuneate, margin sharply toothed, apical tooth subtended by 2–6 equal or smaller teeth, faces smooth or rarely tuberculate.

bracteoles subsessile or stipe to 0.3 mm, suborbiculate to obovate, 1–1.5(–2) × 1.1–1.8 mm, united to middle, margin minutely 3–5-toothed at apex, otherwise entire, apex green, faces smooth or rarely tuberculate.